Data Annotation

TELUS Digital AI is a platform that connects freelancers and experts with remote data annotation and AI training projects, paying them for completed work. It lets contributors select tasks that fit their schedule and expertise.

Productive Playhouse provides data collection, annotation, testing, and quality‑assurance services for multilingual AI models to enterprise AI teams and developers.

Sigma AI provides human data annotation services that test, measure, and improve generative and agentic AI models across language, culture, and modality for AI developers and enterprises.

Innodata provides data collection, annotation, and AI development services—including model training, fine‑tuning, and safety evaluation—for enterprise and government clients.

LXT offers data collection, annotation, and evaluation services for AI models across text, audio, image, and video, supporting more than 1,000 language locales. Its customers include enterprises and developers building speech, NLP, computer vision, and generative AI systems.